CN209385936U - A kind of folding adjustable vacuum adsorption fixing device - Google Patents
A kind of folding adjustable vacuum adsorption fixing device Download PDFInfo
- Publication number
- CN209385936U CN209385936U CN201822000913.XU CN201822000913U CN209385936U CN 209385936 U CN209385936 U CN 209385936U CN 201822000913 U CN201822000913 U CN 201822000913U CN 209385936 U CN209385936 U CN 209385936U
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- Prior art keywords
- folding
- adjustable
- air pump
- fixing device
- vacuum adsorption
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Abstract
The utility model discloses a kind of folding adjustable vacuum adsorption fixing devices, including adjustable folding bracket, vacuumize air pump and sucker, the bleeding point for vacuumizing air pump is connected to the air entry of the sucker, the air pump that vacuumizes is arranged in the adjustable folding bracket, and the sucker is arranged on the outer surface of the adjustable folding bracket.The folding adjustable vacuum adsorption fixing device vacuumizes mode by piezoelectric type and required fixed object is absorbed and fixed on adjustable folding bracket, with advantages such as easy to use, strong adsorption force, adsorption effect stabilizations, it can be used not only for absorption stationary electronic devices, can be used for adsorbing fixed learning tool.
Description
Technical field
The utility model relates to field of desk more particularly to a kind of folding adjustable vacuum adsorption fixing devices.
Background technique
People need to be held with hand and are allowed to that eyes is facilitated to watch when reading a book or using the electronic equipments such as mobile phone, plate,
Time, which has been grown, inevitably will appear the problems such as soft, hand is sour, would generally be fixed with lazyboot's frame when using electronic equipment, lazy
The both ends of people's frame are all clamping devices, and fixed effect is bad, and open clamping device and need biggish strength, smaller for strength
Crowd for it is inconvenient to use；Books are often without good fixing means, and desk lamp is that the daily study of people is indispensable
Lighting apparatus, if it is possible to the learning tools such as the electronic equipments such as mobile phone, plate or books, drawing board are fixed using desk lamp
Words, it will bring great convenience.
Utility model content
In order to solve above-mentioned the deficiencies in the prior art, the utility model provides a kind of fixed dress of folding adjustable vacuum suction
It sets, mode is vacuumized by piezoelectric type, required fixed object is absorbed and fixed on adjustable folding bracket, there is easy to use, suction
The advantages such as attached power is strong, adsorption effect is stablized can be used not only for absorption stationary electronic devices, can be used for adsorbing fixed study
Tool.
Technical problem to be solved in the utility model is achieved by the following technical programs:
A kind of folding adjustable vacuum adsorption fixing device, including adjustable folding bracket, air pump and sucker are vacuumized, it is described
The bleeding point for vacuumizing air pump is connected to the air entry of the sucker, and the air pump that vacuumizes is arranged in the adjustable folding bracket
Interior, the sucker is arranged on the outer surface of the adjustable folding bracket.
Further, it is connected between the bleeding point for vacuumizing air pump and the air entry of the sucker by a tracheae.
Further, the tracheae is hose.
Further, the air entry is connected to by a pressure release passage with outside from the back side of the sucker, the pressure release
Channel is built-in with a relief valve and opens and closes itself and external connection by the relief valve.
Further, it is provided on the surface of the adjustable folding bracket and the switch for vacuumizing air pump and being electrically connected
Key, the switch key are used to control the opening and closing for vacuumizing air pump.
Further, the adjustable folding bracket includes the support body of bottom and setting on said bottom；It is described to take out very
Air pump is arranged in the bottom of the adjustable folding bracket or in support body.
Further, the sucker is vertical or horizontal type.
Further, the adjustable folding bracket can be Table lamp stand or lazyboot's bracket.
Further, the air pump that vacuumizes is piezoelectricity air pump.
Further, the piezoelectric element for vacuumizing air pump and including shell He being arranged in the shell, the shell
On offer the bleeding point and gas outlet；Cavity in the piezoelectric element is connected to the bleeding point and gas outlet respectively.
The utility model has the following beneficial effects: the folding adjustable vacuum adsorption fixing device is built-in with one and vacuumizes
Air pump, the air pump that vacuumizes are vacuumized mode required fixed object are absorbed and fixed on the sucker, expanded using piezoelectric type
The use function of desk lamp has been opened up, there are the advantages such as easy to use, strong adsorption force, adsorption effect stabilization, can be used not only for adsorbing
Stationary electronic devices can be used for adsorbing fixed learning tool.
Detailed description of the invention
Fig. 1 is the schematic diagram of folding adjustable vacuum adsorption fixing device provided by the utility model；
Fig. 2 is the schematic diagram of another folding adjustable vacuum adsorption fixing device provided by the utility model；
Fig. 3 is the schematic diagram of another folding adjustable vacuum adsorption fixing device provided by the utility model；
Fig. 4 is the schematic diagram of another folding adjustable vacuum adsorption fixing device provided by the utility model；
Fig. 5 is the schematic diagram of sucker provided by the utility model；
Fig. 6 is the exploded view of vacuumizing and adsorbing air pump provided by the utility model；
Fig. 7 is the sectional view of vacuumizing and adsorbing air pump provided by the utility model；
Fig. 8 is the sectional view of automatic valve provided by the utility model.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.
As shown in Figs 1-4, a kind of folding adjustable vacuum adsorption fixing device, including adjustable folding bracket 1, vacuumize gas
Pump 4 and sucker 3, the bleeding point 413 for vacuumizing air pump 4 is connected to the air entry 31 of the sucker 3, described to vacuumize air pump
4 are arranged in the adjustable folding bracket 1, and the sucker 3 is arranged on the outer surface of the adjustable folding bracket 1.
The folding adjustable vacuum adsorption fixing device is built-in with one and vacuumizes air pump 4, and the air pump 4 that vacuumizes is using pressure
Electric-type vacuumizes mode and required fixed object 6 is absorbed and fixed on the sucker 3, extends the use function of desk lamp, has
The advantages such as easy to use, strong adsorption force, adsorption effect stabilization, can be used not only for adsorbing the electronic equipments such as fixed mobile phone, plate,
It can be used for adsorbing the learning tools such as fixed books, drawing board.
When in use, by it is described vacuumize air pump 4 energization be actuated for being evacuated, it is described vacuumize air pump 4 work when, institute
The air entry 31 for stating sucker 3 constantly carries out air-breathing from front, need to only be placed on the burnishing surface in required fixed object 6 described
On the front of sucker 3, required fixed object 6 can firmly be adsorbed fixation by the sucker 3 under the action of negative pressure of vacuum.
It is connected between the bleeding point 413 for vacuumizing air pump 4 and the air entry 31 of the sucker 3 by a tracheae 5, it is excellent
Selection of land, the tracheae 5 are hose, vacuumize the relative position between air pump 4 and the sucker 3 to described to facilitate and adjust
Section, to be adapted to the adjustable folding bracket 1 of different shape structure.The air entry 31 of the sucker 3 and the air pump 4 that vacuumizes
Bleeding point 413 outwardly protrudes, to facilitate tracheae 5 described in grafting.
As shown in figure 5, the air entry 31 is located on the center of the sucker 3, and logical from the back side of the sucker 3
Cross a pressure release passage with outside be connected to, the pressure release passage be built-in with a relief valve 32 and opened by the relief valve 32 with
Close itself and external connection.In the present embodiment, the relief valve 32 is detachable；Vacuumize described in the starting air pump 4 into
Before row pumping, first the relief valve 32 is filled in in the pressure release passage, to close the pressure release passage, then starts the pumping
Vacuum air pump 4, the air entry 31 can only carry out air-breathing from the front of the sucker 3, realize the sucker 3 and required fixture
Vacuum suction between body 6；It vacuumizes described in the closing after air pump 4 stops pumping, the relief valve 32 is extracted into the pressure release
Outside channel, to open the pressure release passage, air enters in the air entry 31 from the pressure release passage, releases the sucker
Vacuum suction between 3 and required fixed object 6.
The adjustable folding bracket 1 includes bottom 12 and the support body 11 being arranged on the bottom 12, can according to described in
The specific structure of folding rack 1 is adjusted, it is described to vacuumize the setting that air pump 4 be as illustrated in fig. 1 and 2 in the adjustable folding bracket
In 1 bottom 12 or setting as shown in Figures 3 and 4 is in the support body 11, and the sucker 3 can be as shown in figs. 1 and 3
It is vertical or as shown in Figures 2 and 4 be horizontal type；And it is provided on the surface of the adjustable folding bracket 1 and vacuumizes air pump 4 with described
One switch key of electrical connection, the switch key are used to control the opening and closing for vacuumizing air pump 4；The adjustable folding
Folded bracket 1 can be, but not limited to as Table lamp stand or lazyboot's bracket, and for Table lamp stand, the bottom 12 is a pedestal,
For lazyboot's bracket, the bottom 12 is a grip slipper.
It illustrates, the inside of the adjustable folding bracket 1 cannot seal, otherwise described to vacuumize air pump 4 and taking out
It can not be vented during gas, alternatively, offering special exhaust outlet on the adjustable folding bracket 1.
The air pump 4 that vacuumizes is piezoelectricity air pump, and as shown in Figures 6 and 7, including shell 41 and setting are in the shell 41
Piezoelectric element, offer the bleeding point 413 and gas outlet 414 on the shell 41；Cavity point in the piezoelectric element
It is not connected to the bleeding point 413 and gas outlet 414, next air will be taken out from the bleeding point 413 from the gas outlet
It is discharged at 414.
The shell 41 includes the upper casing 411 and lower casing 412 of opposite assembly setting, between the upper casing 411 and lower casing 412
It can be fixed by techniques such as screw lock pair, sweat soldering or ultrasonic bonding after opposite assembly；Pumping on the shell 41
Port 413 and gas outlet 414 are separately positioned on opposite two sides, the power supply line 431 of the piezoelectric element (piezoelectric vibrator 43)
It is stretched out out of described shell 41 on side identical with the bleeding point 413.
The piezoelectric element includes valve body bracket 42 and the piezoelectric vibrator 43 that is arranged in the one side of the valve body bracket 42,
The edge of the piezoelectric vibrator 43 is fixed with 42 opposing seal of valve body bracket, so that the valve body bracket 42 and piezoelectricity
A variable cavity 44 is formed between oscillator 43, the variable cavity 44 is respectively communicated in the bleeding point 413 and gas outlet 414；
One first valve body 45A between the variable cavity 44 and bleeding point 413 by can be opened and closed on the valve body bracket 42
Connection between the two is controlled, by openable on the valve body bracket 42 between the variable cavity 44 and gas outlet 414
Being connected between the two is controlled with one second valve body 45B of closing.
After the piezoelectric vibrator 43 is powered, constantly generate it is of reciprocating vibration, make the variable cavity 44 constantly expanding and
It is converted between diminution；When the variable cavity 44 expands, the first valve body 45A is opened, and the second valve body 45B is closed,
Air enters the variable cavity 44 from the bleeding point 413；When the variable cavity 44 reduces, first valve body
45A is closed, and the second valve body 45B is opened, and air enters the gas outlet 414 from the variable cavity 44.
The valve body bracket 42 offers on the position for corresponding respectively to the first valve body 45A and the second valve body 45B
The first mounting hole 421 and the second mounting hole 422 being connected to respectively with the variable cavity 44, the first valve body 45A are mounted on
In first mounting hole 421, the second valve body 45B is mounted in second mounting hole 422.
In the present embodiment, the bleeding point 413 and gas outlet 414 are opened in the upper casing 411 of the shell 41, it is described on
One be connected to the variable cavity 44 is formed after opposing seal is fixed between shell 411 and the valve body bracket 42 of the piezoelectric element
Immutable cavity；Extend and first mounting hole in the first 421 holes of installation of the upper casing 411 on the valve body bracket 42
One first fixed ring wall of 421 opposing seals, and the second mounting hole 422 on the valve body bracket 42 extend with it is described
The immutable cavity partition is respectively formed and is not connected to mutually by one second fixed ring wall of 422 opposing seal of the second mounting hole
The first cavity 461 and the second cavity 462, first cavity 461 connects the bleeding point 413 and the variable cavity 44
Logical, the gas outlet 414 is connected to by second cavity 462 with the variable cavity 44.
The piezoelectric vibrator 43 is preferably but not limited to as piezoelectric ceramic piece, is in disc, corresponding, the valve body bracket
42 be also in disc.
The first valve body 45A be preferably the internal and external pressure difference of the variable cavity 44 and the first cavity 461 and itself
The automatic valve of opening and closing is realized under the action of elastic-restoring force, likewise, the second valve body 45B preferably it is described can
The automatic of opening and closing is realized under the action of the internal and external pressure difference and natural resiliency restoring force of change cavity 44 and the second cavity 462
Valve.
Specifically, as shown in figure 8, the automatic valve 45 is integrally formed by elastic material, including mounting portion 451 and opening/closing portion
452, the mounting portion 451 is used to the automatic valve 45 being mounted on the valve body bracket 42, including the opening/closing portion 452 is used for
It realizes under the action of external pressure difference and natural resiliency restoring force and automatically opens and closes；One recirculation hole 453 is connected to institute in inside
Mounting portion 451 and opening/closing portion 452 are stated, and the mounting portion 451 is provided with opening；The opening/closing portion 452 by two relative to
The opening and closing valve 4521 of 453 axisymmetrical of recirculation hole is constituted.
When external pressure is less than the internal pressure of the recirculation hole 453, work of the opening/closing portion 452 in internal and external pressure difference
It is automatically opened under, when external pressure is greater than the internal pressure of the recirculation hole 453, the opening/closing portion 452 is in natural resiliency
It is automatically closed under the action of restoring force.
The opening/closing portion 452 of the first valve body 45A is arranged in the variable cavity 44, and the second valve body 45B's opens
Closing part 452 is arranged in second cavity 462.
When the variable cavity 44 expands, the external pressure of the opening/closing portion 452 of the first valve body 45A (can described in i.e.
Become cavity 44 air pressure) become smaller and less than the first valve body 45A recirculation hole 453 air pressure inside (i.e. described first cavity
461 air pressure), the opening/closing portion 452 of the first valve body 45A automatically opens, the stream of the opening/closing portion 452 of the second valve body 45B
The air pressure inside (air pressure of the i.e. described variable cavity 44) of through-hole 453 becomes smaller and is less than the external pressure of the second valve body 45B
(air pressure of i.e. described second cavity 462), the opening/closing portion 452 of the second valve body 45B is automatically closed, and air passes through first valve body
The recirculation hole 453 of 45A enters the variable cavity 44.
When the variable cavity 44 reduces, the external pressure of the opening/closing portion 452 of the first valve body 45A (can described in i.e.
Become cavity 44 air pressure) become larger and greater than the first valve body 45A recirculation hole 453 air pressure inside (i.e. described first cavity
461 air pressure), the opening/closing portion 452 of the first valve body 45A is automatically closed, the stream of the opening/closing portion 452 of the second valve body 45B
The air pressure inside (air pressure of the i.e. described variable cavity 44) of through-hole 453 becomes larger and is greater than the external pressure of the second valve body 45B
(air pressure of i.e. described second cavity 462), the opening/closing portion 452 of the second valve body 45B automatically opens, and air passes through second valve body
The recirculation hole 453 of 45B enters the gas outlet 414.
The above-mentioned embodiments merely express the embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Therefore it cannot be interpreted as that a limitation on the scope of the patent of the present invention, as long as using the form institute of equivalent substitution or equivalent transformation
The technical solution of acquisition, shall fall within the scope of the present invention.
Claims (10)
1. a kind of folding adjustable vacuum adsorption fixing device, which is characterized in that including adjustable folding bracket, vacuumize air pump and
Sucker, the bleeding point for vacuumizing air pump are connected to the air entry of the sucker, it is described vacuumize air pump setting it is described can
It adjusts in folding rack, the sucker is arranged on the outer surface of the adjustable folding bracket.
2. folding adjustable vacuum adsorption fixing device according to claim 1, which is characterized in that described to vacuumize air pump
Bleeding point and the air entry of the sucker between be connected to by a tracheae.
3. folding adjustable vacuum adsorption fixing device according to claim 2, which is characterized in that the tracheae is soft
Pipe.
4. folding adjustable vacuum adsorption fixing device according to claim 1 to 3, which is characterized in that the suction
Port is connected to by a pressure release passage with outside from the back side of the sucker, and the pressure release passage is built-in with a relief valve and passes through
The relief valve opens and closes itself and external connection.
5. folding adjustable vacuum adsorption fixing device according to claim 1, which is characterized in that the adjustable folding branch
It is provided on the surface of frame and is used to control the pumping with the switch key for vacuumizing air pump and being electrically connected, the switch key
The opening and closing of vacuum air pump.
6. folding adjustable vacuum adsorption fixing device according to claim 1, which is characterized in that the adjustable folding branch
Frame includes the support body of bottom and setting on said bottom；The bottom for vacuumizing air pump and the adjustable folding bracket being set
In portion or in support body.
7. folding adjustable vacuum adsorption fixing device according to claim 1, which is characterized in that the sucker is vertical
Or horizontal type.
8. folding adjustable vacuum adsorption fixing device according to claim 1, which is characterized in that the adjustable folding branch
Frame can be Table lamp stand or lazyboot's bracket.
9. folding adjustable vacuum adsorption fixing device according to claim 1, which is characterized in that described to vacuumize air pump
For piezoelectricity air pump.
10. folding adjustable vacuum adsorption fixing device according to claim 9, which is characterized in that described to vacuumize gas
Pump includes shell and the piezoelectric element being arranged in the shell, offers the bleeding point and gas outlet on the shell；Institute
The cavity in piezoelectric element is stated to be connected to the bleeding point and gas outlet respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822000913.XU CN209385936U (en) | 2018-11-30 | 2018-11-30 | A kind of folding adjustable vacuum adsorption fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822000913.XU CN209385936U (en) | 2018-11-30 | 2018-11-30 | A kind of folding adjustable vacuum adsorption fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209385936U true CN209385936U (en) | 2019-09-13 |
Family
ID=67870161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822000913.XU Active CN209385936U (en) | 2018-11-30 | 2018-11-30 | A kind of folding adjustable vacuum adsorption fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209385936U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115405837A (en) * | 2022-08-19 | 2022-11-29 | 宿迁共建电子科技有限公司 | Functional support of special engineering display |
-
2018
- 2018-11-30 CN CN201822000913.XU patent/CN209385936U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115405837A (en) * | 2022-08-19 | 2022-11-29 | 宿迁共建电子科技有限公司 | Functional support of special engineering display |
| CN115405837B (en) * | 2022-08-19 | 2023-09-19 | 宿迁共建电子科技有限公司 | Special engineering display functional support |
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